GB8407223D0 - Broadband digital transmission systems - Google Patents

Broadband digital transmission systems

Info

Publication number
GB8407223D0
GB8407223D0 GB848407223A GB8407223A GB8407223D0 GB 8407223 D0 GB8407223 D0 GB 8407223D0 GB 848407223 A GB848407223 A GB 848407223A GB 8407223 A GB8407223 A GB 8407223A GB 8407223 D0 GB8407223 D0 GB 8407223D0
Authority
GB
United Kingdom
Prior art keywords
bit rate
data
streams
digital transmission
stream
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
GB848407223A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10558373&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB8407223(D0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by British Telecommunications PLC filed Critical British Telecommunications PLC
Priority to GB848407223A priority Critical patent/GB8407223D0/en
Publication of GB8407223D0 publication Critical patent/GB8407223D0/en
Priority to US06/802,007 priority patent/US4775987A/en
Priority to CA000477049A priority patent/CA1277743C/fr
Priority to AU41135/85A priority patent/AU575635B2/en
Priority to JP60501158A priority patent/JPS61501543A/ja
Priority to AT85301951T priority patent/ATE46237T1/de
Priority to DE8585301951T priority patent/DE3572906D1/de
Priority to PCT/GB1985/000108 priority patent/WO1985004300A1/fr
Priority to EP85301951A priority patent/EP0159810B2/fr
Priority to DK496985A priority patent/DK161235C/da
Priority to FI854547A priority patent/FI84867C/fi
Priority to NO85854617A priority patent/NO169417C/no
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/14—Channel dividing arrangements, i.e. in which a single bit stream is divided between several baseband channels and reassembled at the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
    • H04J3/0626—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers plesiochronous multiplexing systems, e.g. plesiochronous digital hierarchy [PDH], jitter attenuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Communication Control (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Error Detection And Correction (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Silicon Polymers (AREA)
GB848407223A 1984-03-20 1984-03-20 Broadband digital transmission systems Pending GB8407223D0 (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
GB848407223A GB8407223D0 (en) 1984-03-20 1984-03-20 Broadband digital transmission systems
EP85301951A EP0159810B2 (fr) 1984-03-20 1985-03-20 Système de transmission numérique à bande large
PCT/GB1985/000108 WO1985004300A1 (fr) 1984-03-20 1985-03-20 Systemes de transmission numerique a large bande
AT85301951T ATE46237T1 (de) 1984-03-20 1985-03-20 Breitbandiges digitales uebertragungssystem.
CA000477049A CA1277743C (fr) 1984-03-20 1985-03-20 Systemes de transmission numeriques a large bande
AU41135/85A AU575635B2 (en) 1984-03-20 1985-03-20 Broadband digital transmission systems
JP60501158A JPS61501543A (ja) 1984-03-20 1985-03-20 広帯域ディジタル伝送方法および装置
US06/802,007 US4775987A (en) 1984-03-20 1985-03-20 Broadband digital transmission systems
DE8585301951T DE3572906D1 (en) 1984-03-20 1985-03-20 Broadband digital transmission systems
DK496985A DK161235C (da) 1984-03-20 1985-10-29 System og fremgangsmaade til bredbaandet, digital transmission via smalbaandet medium
FI854547A FI84867C (fi) 1984-03-20 1985-11-19 Bredbandade digitala oeverfoeringssystem.
NO85854617A NO169417C (no) 1984-03-20 1985-11-19 Digitalt data-transmisjonssystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848407223A GB8407223D0 (en) 1984-03-20 1984-03-20 Broadband digital transmission systems

Publications (1)

Publication Number Publication Date
GB8407223D0 true GB8407223D0 (en) 1984-04-26

Family

ID=10558373

Family Applications (1)

Application Number Title Priority Date Filing Date
GB848407223A Pending GB8407223D0 (en) 1984-03-20 1984-03-20 Broadband digital transmission systems

Country Status (12)

Country Link
US (1) US4775987A (fr)
EP (1) EP0159810B2 (fr)
JP (1) JPS61501543A (fr)
AT (1) ATE46237T1 (fr)
AU (1) AU575635B2 (fr)
CA (1) CA1277743C (fr)
DE (1) DE3572906D1 (fr)
DK (1) DK161235C (fr)
FI (1) FI84867C (fr)
GB (1) GB8407223D0 (fr)
NO (1) NO169417C (fr)
WO (1) WO1985004300A1 (fr)

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DK167589A (da) * 1989-04-07 1990-10-08 Kjoebenhavns Telefon Aktiesels Fremgangsmaade ved transmission af et digitalt bredbaandssignal
FR2662887B1 (fr) * 1990-06-01 1992-08-28 Telediffusion Fse Procede pour reduire la composante basse-frequence de la gigue dans un systeme de transmission de donnees numeriques.
JPH05501790A (ja) * 1990-06-01 1993-04-02 コーデックス・コーポレイション 同時複数チャネル能力を備えたデータマルチプレクサ
US5119402A (en) * 1990-06-26 1992-06-02 Digital Equipment Corporation Method and apparatus for transmission of local area network signals over unshielded twisted pairs
US5058133A (en) * 1990-08-10 1991-10-15 Ascend Communications, Inc. Method and apparatus for digital communication
JPH04276922A (ja) * 1991-03-04 1992-10-02 Mitsubishi Electric Corp 無線通信機
US5278827A (en) * 1991-05-28 1994-01-11 British Technology Group Ltd. Variable data rate channels for digital networks
DE69209368T2 (de) * 1991-05-28 1996-09-05 British Tech Group Übertragungskanäle mit veränderlicher Datenrate für digitale Netzwerke
GB9117172D0 (en) * 1991-08-08 1991-09-25 British Telecomm Communication system
US5231649A (en) * 1991-08-08 1993-07-27 Ascend Communications, Inc. Method and apparatus for dynamic bandwidth allocation in a digital communication session
US5251210A (en) * 1991-11-01 1993-10-05 Ibm Corporation Method and apparatus for transforming low bandwidth telecommunications channels into a high bandwidth telecommunication channel
US5457715A (en) * 1992-01-28 1995-10-10 Fuji Xerox Co., Ltd. Method and device for communicating data using a plurality of lines
SE470039B (sv) * 1992-03-17 1993-10-25 Ellemtel Utvecklings Ab Sätt att i en paketväljare åstadkomma länkgruppering
EP0562215A1 (fr) * 1992-03-27 1993-09-29 International Business Machines Corporation Transmission de sequences de données avec conservation de l'ordre
DE4211671A1 (de) * 1992-04-07 1993-10-14 Philips Patentverwaltung Multiplexer für die Daten von Zeitkanälen
US5440591A (en) * 1992-04-10 1995-08-08 The Grass Valley Group, Inc. Switching apparatus for digital signals
EP0565890A3 (fr) * 1992-04-16 1995-01-11 Siemens Ag Méthode et dispositif de transmission d'un signal numérique par un support VC-12 sur des canaux de données.
US5345443A (en) * 1992-04-30 1994-09-06 At&T Bell Laboratories Network-based digital bandwidth-on-demand
GB2267200B (en) * 1992-05-19 1995-10-25 Dowty Communications Ltd Packet transmission system
WO1994003005A1 (fr) * 1992-07-20 1994-02-03 Siemens Aktiengesellschaft Procede de transmission d'un flux de cellules d'information par l'intermediaire d'une pluralite de lignes de jonction paralleles, tout en maintenant l'ordre des cellules d'information
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US5442457A (en) * 1993-01-11 1995-08-15 Najafi; Hamid Multi-line pooling facsimile apparatus
US5396503A (en) * 1993-02-19 1995-03-07 Hewlett-Packard Company Method and system for communicating data
US5950135A (en) * 1993-07-30 1999-09-07 British Telecommunications Public Limited Company Communication system with traffic distribution over multiple paths
JPH07154447A (ja) * 1993-11-29 1995-06-16 Nec Corp 高速データ伝送回路
JP2710559B2 (ja) * 1994-06-22 1998-02-10 静岡日本電気株式会社 伝送路バックアップ機能付の多重化装置
US5581566A (en) * 1995-01-06 1996-12-03 The Regents Of The Univ. Of California Office Of Technology Transfer High-performance parallel interface to synchronous optical network gateway
ZA961025B (en) * 1995-02-28 1996-07-16 Qualcomm Inc Method and apparatus for providing variable rate data in a communications system using non-orthogonal overflow channels
US6292476B1 (en) 1997-04-16 2001-09-18 Qualcomm Inc. Method and apparatus for providing variable rate data in a communications system using non-orthogonal overflow channels
US5570356A (en) * 1995-06-07 1996-10-29 International Business Machines Corporation High bandwidth communications system having multiple serial links
US5598413A (en) * 1995-07-10 1997-01-28 Adtran, Inc. Four-wire, half-rate architecture with embedded differential delay compensation for extending range of basic rate ISDN communications
US5809070A (en) * 1996-02-27 1998-09-15 Flat Connections, Inc. High speed data communications using multiple low speed modems
US6760779B1 (en) 1996-07-08 2004-07-06 William K. Riceman Apparatus and method for high speed data communication
US5781598A (en) * 1996-08-14 1998-07-14 Hardy, Iii; Harmon S. System and method of asynchronous data transfer through a plurality of modems
US6496543B1 (en) * 1996-10-29 2002-12-17 Qualcomm Incorporated Method and apparatus for providing high speed data communications in a cellular environment
US5940403A (en) 1996-11-07 1999-08-17 Adtran, Inc. Quarter-rate 2B1Q ISDN architecture with embedded differential delay compensation for extending range of DDS communications
US5878047A (en) * 1996-11-15 1999-03-02 International Business Machines Corporation Apparatus for provision of broadband signals over installed telephone wiring
US7751370B2 (en) * 2001-07-13 2010-07-06 Qualcomm Incorporated Method and apparatus for forward link rate scheduling
US6335922B1 (en) 1997-02-11 2002-01-01 Qualcomm Incorporated Method and apparatus for forward link rate scheduling
SE512153C2 (sv) * 1997-02-24 2000-02-07 Telia Ab Anordning för flexibel kanaltilldelning i ett telekommunikationssystem
US6647028B1 (en) 1997-09-30 2003-11-11 Cisco Technology, Inc. System and method for recovering and restoring lost data in a N-channel coherent data transmission system
US6567981B1 (en) 1998-08-03 2003-05-20 Elysium Broadband Inc. Audio/video signal redistribution system
US6675327B1 (en) * 1998-12-14 2004-01-06 Agere Systems Inc. Communications system including lower rate parallel electronics with skew compensation and associated methods
US6909727B1 (en) 1998-12-14 2005-06-21 Agere Systems Inc. Communications system and associated methods with out-of-band control
EP1045610B1 (fr) * 1999-04-12 2008-04-09 International Business Machines Corporation Méthode de resynchronisation d'un groupe de canaux B dans un réseau RNIS
EP1045612A1 (fr) * 1999-04-12 2000-10-18 International Business Machines Corporation Méthode et système pour la resynchronisation de canaux supportant la fonction de multiplexage inverse
US6792003B1 (en) * 1999-08-12 2004-09-14 Nortel Networks Limited Method and apparatus for transporting and aligning data across multiple serial data streams
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US6769033B1 (en) * 1999-08-27 2004-07-27 International Business Machines Corporation Network processor processing complex and methods
US6766381B1 (en) * 1999-08-27 2004-07-20 International Business Machines Corporation VLSI network processor and methods
GB2355897B (en) * 1999-11-01 2003-12-10 Virtual Access Ireland Ltd Data communication system and method
US6633920B1 (en) 2000-01-07 2003-10-14 International Business Machines Corporation Method and system for network data flow management with improved completion unit
US7237035B1 (en) 2001-02-12 2007-06-26 Ceterus Networks, Inc. Frame structure and method for wavelength concatenated channel framing
US6785656B2 (en) * 2001-06-05 2004-08-31 Xm Satellite Radio, Inc. Method and apparatus for digital audio playback using local stored content
JP4647149B2 (ja) * 2001-08-06 2011-03-09 独立行政法人情報通信研究機構 トランスポートストリームの送信装置および受信装置
GB2415314B (en) * 2001-08-08 2006-05-03 Adder Tech Ltd Video switch
GB0119331D0 (en) * 2001-08-08 2001-10-03 Adder Tech Ltd KVM switch
US7289509B2 (en) * 2002-02-14 2007-10-30 International Business Machines Corporation Apparatus and method of splitting a data stream over multiple transport control protocol/internet protocol (TCP/IP) connections
US7246303B2 (en) 2002-03-25 2007-07-17 Intel Corporation Error detection and recovery of data in striped channels
US7586950B1 (en) 2002-09-13 2009-09-08 Ceterus Networks, Inc. Remote management interface
US6826663B2 (en) 2003-01-13 2004-11-30 Rambus Inc. Coded write masking
JP4612640B2 (ja) * 2007-01-15 2011-01-12 Ｎｅｃアクセステクニカ株式会社 データ通信システムおよびデータ通信方法
US8036248B2 (en) * 2008-10-29 2011-10-11 Silicon Image, Inc. Method, apparatus, and system for automatic data aligner for multiple serial receivers

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US3304500A (en) * 1963-04-03 1967-02-14 Western Union Telegraph Co Fsk system including means for distributing data pulses into two channels to modulate two separate carrier frequencies
JPS52131401A (en) * 1976-04-28 1977-11-04 Hitachi Ltd Parallel data transmission unit
FR2451681A1 (fr) * 1979-03-16 1980-10-10 Materiel Telephonique Agencement de transmission numerique
US4383316A (en) * 1980-04-14 1983-05-10 Bell Telephone Laboratories, Incorporated Apparatus for and method of collating partitioned time disordered synchronous data streams
JPS5827448A (ja) * 1981-08-10 1983-02-18 Nippon Telegr & Teleph Corp <Ntt> 広帯域通信方式
US4615040A (en) * 1984-06-14 1986-09-30 Coenco Ltd. High speed data communications system

Also Published As

Publication number Publication date
NO169417B (no) 1992-03-09
DK496985D0 (da) 1985-10-29
EP0159810A1 (fr) 1985-10-30
ATE46237T1 (de) 1989-09-15
US4775987A (en) 1988-10-04
EP0159810B2 (fr) 1993-05-05
FI84867B (fi) 1991-10-15
JPS61501543A (ja) 1986-07-24
WO1985004300A1 (fr) 1985-09-26
JPH0467824B2 (fr) 1992-10-29
DK496985A (da) 1985-10-29
AU575635B2 (en) 1988-08-04
FI84867C (fi) 1992-01-27
FI854547A (fi) 1985-11-19
NO854617L (no) 1985-11-19
EP0159810B1 (fr) 1989-09-06
AU4113585A (en) 1985-10-11
FI854547A0 (fi) 1985-11-19
DK161235C (da) 1991-11-25
DK161235B (da) 1991-06-10
NO169417C (no) 1992-06-17
CA1277743C (fr) 1990-12-11
DE3572906D1 (en) 1989-10-12

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